[PATCH 27/32] xfs: aio cow tests

["Darrick J. Wong" <darrick.wong@oracle.com>]

Test what happens when AIO writes fail when we have a cowextsize hint
set on the files.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 tests/xfs/237     |  105 +++++++++++++++++++++++++++++++++++++++++++++++++++
 tests/xfs/237.out |   12 ++++++
 tests/xfs/239     |   98 +++++++++++++++++++++++++++++++++++++++++++++++
 tests/xfs/239.out |   11 +++++
 tests/xfs/240     |  110 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 tests/xfs/240.out |   12 ++++++
 tests/xfs/241     |  100 ++++++++++++++++++++++++++++++++++++++++++++++++
 tests/xfs/241.out |   11 +++++
 tests/xfs/group   |    4 ++
 9 files changed, 463 insertions(+)
 create mode 100755 tests/xfs/237
 create mode 100644 tests/xfs/237.out
 create mode 100755 tests/xfs/239
 create mode 100644 tests/xfs/239.out
 create mode 100755 tests/xfs/240
 create mode 100644 tests/xfs/240.out
 create mode 100755 tests/xfs/241
 create mode 100644 tests/xfs/241.out


diff --git a/tests/xfs/237 b/tests/xfs/237
new file mode 100755
index 0000000..f961de3
--- /dev/null
+++ b/tests/xfs/237
@@ -0,0 +1,105 @@
+#! /bin/bash
+# FS QA Test No. 237
+#
+# Test AIO DIO CoW behavior when the write temporarily fails.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2016, Oracle and/or its affiliates.  All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#-----------------------------------------------------------------------
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1    # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+    cd /
+    rm -rf $tmp.* $TEST_DIR/moo
+    _dmerror_cleanup
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+. ./common/dmerror
+
+# real QA test starts here
+_supported_os Linux
+_supported_fs xfs
+_require_scratch_reflink
+_require_cp_reflink
+_require_dm_target error
+_require_xfs_io_command "cowextsize"
+_require_aiodio "aiocp"
+
+rm -f $seqres.full
+
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_dmerror_init
+_dmerror_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+blksz=65536
+nr=640
+bufnr=128
+filesize=$((blksz * nr))
+bufsize=$((blksz * bufnr))
+
+_require_fs_space $SCRATCH_MNT $((filesize / 1024 * 3 * 5 / 4))
+
+echo "Create the original files"
+$XFS_IO_PROG -c "cowextsize $((bufsize * 2))" $testdir
+$XFS_IO_PROG -f -c "pwrite -S 0x61 -b $bufsize 0 $filesize" $testdir/file1 >> $seqres.full
+_cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
+_dmerror_unmount
+_dmerror_mount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file2 | _filter_scratch
+
+echo "CoW and unmount"
+$XFS_IO_PROG -f -c "pwrite -S 0x63 $bufsize 1" $testdir/file2 >> $seqres.full
+$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $bufsize 0 $filesize" $TEST_DIR/moo >> $seqres.full
+sync
+_dmerror_load_error_table
+$AIO_TEST -f DIRECT -b $bufsize $TEST_DIR/moo $testdir/file2 >> $seqres.full
+_dmerror_load_working_table
+_dmerror_unmount
+_dmerror_mount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file2 | _filter_scratch
+
+echo "Check for damage"
+_dmerror_unmount
+_dmerror_cleanup
+_repair_scratch_fs >> $seqres.full
+
+# success, all done
+status=0
+exit
diff --git a/tests/xfs/237.out b/tests/xfs/237.out
new file mode 100644
index 0000000..c83dd8b
--- /dev/null
+++ b/tests/xfs/237.out
@@ -0,0 +1,12 @@
+QA output created by 237
+Format and mount
+Create the original files
+Compare files
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-237/file1
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-237/file2
+CoW and unmount
+write missed bytes expect 8388608 got 0
+Compare files
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-237/file1
+d94b0ab13385aba594411c174b1cc13c  SCRATCH_MNT/test-237/file2
+Check for damage
diff --git a/tests/xfs/239 b/tests/xfs/239
new file mode 100755
index 0000000..5bab633
--- /dev/null
+++ b/tests/xfs/239
@@ -0,0 +1,98 @@
+#! /bin/bash
+# FS QA Test No. 239
+#
+# Test AIO DIO CoW behavior.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2016, Oracle and/or its affiliates.  All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#-----------------------------------------------------------------------
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1    # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+    cd /
+    rm -rf $tmp.* $TEST_DIR/moo
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_supported_fs xfs
+_require_scratch_reflink
+_require_cp_reflink
+_require_xfs_io_command "cowextsize"
+_require_aiodio "aiocp"
+
+rm -f $seqres.full
+
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+blksz=65536
+nr=640
+bufnr=128
+filesize=$((blksz * nr))
+bufsize=$((blksz * bufnr))
+filesize=$filesize
+bufsize=$bufsize
+
+_require_fs_space $SCRATCH_MNT $((filesize / 1024 * 3 * 5 / 4))
+
+echo "Create the original files"
+$XFS_IO_PROG -c "cowextsize $((bufsize * 2))" $testdir
+$XFS_IO_PROG -f -c "pwrite -S 0x61 -b $bufsize 0 $filesize" $testdir/file1 >> $seqres.full
+_cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file2 | _filter_scratch
+
+echo "CoW and unmount"
+$XFS_IO_PROG -f -c "pwrite -S 0x63 $bufsize 1" $testdir/file2 >> $seqres.full
+sync
+$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $bufsize 0 $filesize" $TEST_DIR/moo >> $seqres.full
+$AIO_TEST -f DIRECT -b $bufsize $TEST_DIR/moo $testdir/file2 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file2 | _filter_scratch
+
+echo "Check for damage"
+umount $SCRATCH_MNT
+_repair_scratch_fs >> $seqres.full
+
+# success, all done
+status=0
+exit
diff --git a/tests/xfs/239.out b/tests/xfs/239.out
new file mode 100644
index 0000000..a123da9
--- /dev/null
+++ b/tests/xfs/239.out
@@ -0,0 +1,11 @@
+QA output created by 239
+Format and mount
+Create the original files
+Compare files
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-239/file1
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-239/file2
+CoW and unmount
+Compare files
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-239/file1
+7a4d22297e80ff3c92cb1b3e4566d234  SCRATCH_MNT/test-239/file2
+Check for damage
diff --git a/tests/xfs/240 b/tests/xfs/240
new file mode 100755
index 0000000..62a7735
--- /dev/null
+++ b/tests/xfs/240
@@ -0,0 +1,110 @@
+#! /bin/bash
+# FS QA Test No. 240
+#
+# Test AIO CoW behavior when the write temporarily fails.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2016, Oracle and/or its affiliates.  All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#-----------------------------------------------------------------------
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1    # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+    cd /
+    rm -rf $tmp.* $TEST_DIR/moo
+    _dmerror_cleanup
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+. ./common/dmerror
+
+# real QA test starts here
+_supported_os Linux
+_supported_fs xfs
+_require_scratch_reflink
+_require_cp_reflink
+_require_dm_target error
+_require_xfs_io_command "cowextsize"
+_require_test_program "aio-dio-regress/aiocp"
+AIO_TEST="src/aio-dio-regress/aiocp"
+_require_odirect
+
+rm -f $seqres.full
+
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_dmerror_init
+_dmerror_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+blksz=65536
+nr=640
+bufnr=128
+filesize=$((blksz * nr))
+bufsize=$((blksz * bufnr))
+filesize=$filesize
+bufsize=$bufsize
+
+_require_fs_space $SCRATCH_MNT $((filesize / 1024 * 3 * 5 / 4))
+
+echo "Create the original files"
+$XFS_IO_PROG -c "cowextsize $((bufsize * 2))" $testdir
+$XFS_IO_PROG -f -c "pwrite -S 0x61 -b $bufsize 0 $filesize" $testdir/file1 >> $seqres.full
+_cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
+_dmerror_unmount
+_dmerror_mount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file2 | _filter_scratch
+
+echo "CoW and unmount"
+$XFS_IO_PROG -f -c "pwrite -S 0x63 $bufsize 1" $testdir/file2 >> $seqres.full
+$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $bufsize 0 $filesize" $TEST_DIR/moo >> $seqres.full
+sync
+_dmerror_load_error_table
+$AIO_TEST -b $bufsize $TEST_DIR/moo $testdir/file2 >> $seqres.full
+$XFS_IO_PROG -c "fdatasync" $testdir/file2
+_dmerror_load_working_table
+_dmerror_unmount
+_dmerror_mount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file2 | _filter_scratch
+
+echo "Check for damage"
+_dmerror_unmount
+_dmerror_cleanup
+_repair_scratch_fs >> $seqres.full
+
+# success, all done
+status=0
+exit
diff --git a/tests/xfs/240.out b/tests/xfs/240.out
new file mode 100644
index 0000000..1a22e8a
--- /dev/null
+++ b/tests/xfs/240.out
@@ -0,0 +1,12 @@
+QA output created by 240
+Format and mount
+Create the original files
+Compare files
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-240/file1
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-240/file2
+CoW and unmount
+fdatasync: Input/output error
+Compare files
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-240/file1
+d94b0ab13385aba594411c174b1cc13c  SCRATCH_MNT/test-240/file2
+Check for damage
diff --git a/tests/xfs/241 b/tests/xfs/241
new file mode 100755
index 0000000..090f913
--- /dev/null
+++ b/tests/xfs/241
@@ -0,0 +1,100 @@
+#! /bin/bash
+# FS QA Test No. 241
+#
+# Test AIO CoW behavior.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2016, Oracle and/or its affiliates.  All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#-----------------------------------------------------------------------
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1    # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+    cd /
+    rm -rf $tmp.* $TEST_DIR/moo
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_supported_fs xfs
+_require_scratch_reflink
+_require_cp_reflink
+_require_xfs_io_command "cowextsize"
+_require_test_program "aio-dio-regress/aiocp"
+AIO_TEST="src/aio-dio-regress/aiocp"
+_require_odirect
+
+rm -f $seqres.full
+
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+blksz=65536
+nr=640
+bufnr=128
+filesize=$((blksz * nr))
+bufsize=$((blksz * bufnr))
+filesize=$filesize
+bufsize=$bufsize
+
+_require_fs_space $SCRATCH_MNT $((filesize / 1024 * 3 * 5 / 4))
+
+echo "Create the original files"
+$XFS_IO_PROG -c "cowextsize $((bufsize * 2))" $testdir
+$XFS_IO_PROG -f -c "pwrite -S 0x61 -b $bufsize 0 $filesize" $testdir/file1 >> $seqres.full
+_cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file2 | _filter_scratch
+
+echo "CoW and unmount"
+$XFS_IO_PROG -f -c "pwrite -S 0x63 $bufsize 1" $testdir/file2 >> $seqres.full
+$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $bufsize 0 $filesize" $TEST_DIR/moo >> $seqres.full
+sync
+$AIO_TEST -b $bufsize $TEST_DIR/moo $testdir/file2 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file2 | _filter_scratch
+
+echo "Check for damage"
+umount $SCRATCH_MNT
+_repair_scratch_fs >> $seqres.full
+
+# success, all done
+status=0
+exit
diff --git a/tests/xfs/241.out b/tests/xfs/241.out
new file mode 100644
index 0000000..a7e7df2
--- /dev/null
+++ b/tests/xfs/241.out
@@ -0,0 +1,11 @@
+QA output created by 241
+Format and mount
+Create the original files
+Compare files
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-241/file1
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-241/file2
+CoW and unmount
+Compare files
+1886e67cf8783e89ce6ddc5bb09a3944  SCRATCH_MNT/test-241/file1
+7a4d22297e80ff3c92cb1b3e4566d234  SCRATCH_MNT/test-241/file2
+Check for damage
diff --git a/tests/xfs/group b/tests/xfs/group
index 1d08065..c0ce1f4 100644
--- a/tests/xfs/group
+++ b/tests/xfs/group
@@ -234,7 +234,11 @@
 234 auto quick rmap
 235 fuzzers rmap
 236 auto quick rmap
+237 auto quick clone
 238 auto quick metadata ioctl
+239 auto quick clone
+240 auto quick clone
+241 auto quick clone
 242 auto quick prealloc
 244 auto quota quick
 250 auto quick rw prealloc metadata